Answered

The length of time required for half of the radioactive atoms in a sample to decay is its

Ahalf-life.
Brelative date.
Cradioactive date.
Dperiod.

Verified Answer :

A half life is the time it takes for half of a certain type of atoms to decay :)

ADHDavid

The correct answer is half-life. The half life defines the minimum amount of time it will take for a particle to reach the point in the decay process in which it has experienced half the time of it's expectancy.

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